Note: Ingredients listed on restricted chemical lists
General Information
Version
6
Revision date
2026-07-16
Product name
Xylidine Ponceau 2R
Product Synonyms
Disodium 1-(2,4-dimethylphenylazo)-2-hydroxynaphthalene-3,6-disulphonate; 4-(2,4-Dimethylphenylazo)-3-hydroxy-2,7-naphthalenedisulfonic acid, disodium salt; Acid Red 26; C.I. 16150; Ponceau G, R, 2R
CAS No.
3761-53-3
supplier name
Fisher Scientific UK
Emergency telephone
001-800-227-6701, +32 14 57 52 11, 001-201-796-7100, +32 14 57 52 99, 001-800-424-9300, 001-703-527-3887
Icons in SDS
Company Information
company name
Fisher Scientific UK
e-mail address of the competent person responsible for the Safety Data Sheet
begel.sdsdesk@thermofisher.com
GHS Information
Signal word
Warning
Hazard Codes
Hazard statements (CLP)
H315, H319, H335, H351
Hazard statements
Code
Statements
H315
Causes skin irritation
Section 2
SECTION 2: Hazards identification
Physical State
Appearance/Odor
Powder Solid Dark red Odorless Emergency Overview Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Suspected of causing cancer. Classification of the substance or mixture Skin Corrosion/Irritation Category 2 Serious Eye Damage/Eye Irritation Category 2 Carcinogenicity Category 2 Specific target organ toxicity - (single exposure) Category 3 Label Elements
Signal word
Warning Hazard Statements H315 - Causes skin irritation H319 - Causes serious eye irritation H335 - May cause respiratory irritation H351 - Suspected of causing cancer
Prevention
P202 - Do not handle until all safety precautions have been read and understood P261 - Avoid breathing dust/fume/gas/mist/vapors/spray P201 - Obtain special instructions before use P280 - Wear eye protection/ face protection P264 - Wash face, hands and any exposed skin thoroughly after handling P271 - Use only outdoors or in a well-ventilated area
Response
P302 + P352 - IF ON SKIN: Wash with plenty of soap and water P304 + P340 - IF INHALED: Remove person to fresh air and keep comfortable for breathing P305 + P351 + P338 - IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing P308 + P313 - IF exposed or concerned: Get medical advice/attention P332 + P313 - If skin irritation occurs: Get medical advice/attention P362 + P364 - Take off contaminated clothing and wash it before reuse
Storage
P403 + P233 - Store in a well-ventilated place. Keep container tightly closed
Disposal
P501 - Dispose of contents/ container to an approved waste disposal plant
Other physicochemical hazards
None identified.
Health hazards
Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Suspected of causing cancer.
Environmental hazards
Contains no substances known to be hazardous to the environment or not degradable in waste water treatment plants. This product does not contain any known or suspected endocrine disruptors.
2.1 Classification of the substance or mixture
Skin Corrosion/Irritation Category 2 Serious Eye Damage/Eye Irritation Category 2 Carcinogenicity Category 2 Specific target organ toxicity - (single exposure)
